briannaml briannaml
  • 02-05-2018
  • Mathematics
contestada

PLZ HELP ASAP LAST CIRCLES

PLZ HELP ASAP LAST CIRCLES class=

Respuesta :

Blitztiger
Blitztiger Blitztiger
  • 02-05-2018
AC and AB are tangents to circle O, meaning that the angles C and B are right angles of 90 degrees. Since a quadrilateral's internal angles must sum up to 360 degrees, this means that A + B + C + O = 360
70 + 90 + 90 + O = 360
O = 110 degrees.
Answer Link

Otras preguntas

How was modern art in America different from Europe? a. The focus was on challenging traditional rules. b. The focus was on abstractions of the external world.
The Earth revolves around the sun in a nearly circular orbit
What is the name of the physician performing the procedure?
how do substances change after a chemical reaction
Which of the following minerals bubbles when you place dilute hydrochloric acid on it? magnetite calcite halite mica
Compare the economy in the northern United States, to the economy in the southern states, prior to the Civil War.
-6:4 in lowest terms
A collection of nickels, dimes and quarters totals $6.00.  If there are 52 coins altogether and twice as many dimes as nickels, how many of each kind of coin a
Oscar has a 200-page book to read. He reads 4 pages every 5 minutes. How many pages will he have left to read after reading for 100 minutes?
The square root of a number is between 10 and 11. Which of these could be that number? A. 166 B. 83 C. 105 D. 95